The protagonist is Mitsumaru, a creator of high-school erotic manga, who used a fellow student as the model for the manga. One day, Yuu, the member of the committee that deals with enforcing the school rules, discovers the existence of the manga ...
(Source: Coyo Moose)

Hina has repeatedly transferred schools due to her father's job, and has always dreamed of a normal high-school life. At her new school, however, she finds that her class is comprised solely of guys! On top of that, five mischievous boys from her class have taken a liking to her...!?

Lose a game of jan-ken-pon and you have to confess to the guy you love?! From that game on starts the pain, smiles, and tears of confession in this omnibus serious! Besides, 4 years about Furukawa Shiori’s feature book was released, these 2 volumes of this title have been printed!
(Source: CoyoMoose)

From Perfect Illusions:

Momo and Hinata got along so well together that people around them asked if they were going out. Momo really likes Hinata and can’t wait to break down the wall of "friendship." “It’d be great if Hinata feels the same way..." Momo wishes. However, she accidentally said that she liked someone else in front of everyone and their relationship heads off in an unexpected direction… A title work that illustrates the two enduring pain while advancing in love with five other documented chapters.